Integral equation approach for computing green’s function on doubly connected regions via the generalized Neumann kernel

This research is about computing the Green’s function on doubly connected regions by using the method of boundary integral equation. The method depends on solving a Dirichlet problem. The Dirichlet problem is then solved using a uniquely solvable Fredholm integral equation on the boundary of the reg...

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Bibliographic Details
Main Authors: Aspon, Siti Zulaiha, Mohamed Murid, Ali Hassan, Nasser, Mohamed M. S., Rahmat, Hamisan
Format: Article
Language:English
Published: Penerbit UTM 2014
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Online Access:http://eprints.utm.my/id/eprint/53199/1/SitiZulaihaAspon2014_Integralequationapproachforcomputing.pdf
http://eprints.utm.my/id/eprint/53199/
http://dx.doi.org/10.11113/jt.v71.3613
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Institution: Universiti Teknologi Malaysia
Language: English
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Summary:This research is about computing the Green’s function on doubly connected regions by using the method of boundary integral equation. The method depends on solving a Dirichlet problem. The Dirichlet problem is then solved using a uniquely solvable Fredholm integral equation on the boundary of the region. The kernel of this integral equation is the generalized Neumann kernel. The method for solving this integral equation is by using the Nystrӧm method with trapezoidal rule to discretize it to a linear system. The linear system is then solved by the Gauss elimination method. Mathematica plots of Green’s functions for several test regions are also presented